X-RAY DIFFRACTION Experimental Data & Validation


X-ray Experimental Help

Crystallization

Crystalization Experiments
Details PROTEIN WAS CRYSTALLIZED FROM 20% PEG 400, 100 MM AMMONIUM CITRATE PH 5.5

Crystal Data

Unit Cell
Length (Å) Angle (°)
a = 177.18 α = 90
b = 31.11 β = 111.45
c = 69.6 γ = 90
Symmetry
Space Group C 1 2 1

Diffraction

Diffraction Experiment
ID # Data Collection Temperature
1 93
Diffraction Detector
Detector Diffraction Type Details Collection Date
IMAGE PLATE MSC RAXIS IV -- --
Diffraction Radiation
Monochromator Protocol
-- SINGLE WAVELENGTH
Diffraction Detector Source
Source Type Wavelength List Synchrotron Site Beamline
ROTATING ANODE RIGAKU RU300 -- -- --

Data Collection

Overall
Resolution (High) Resolution (Low) Percent Possible (Observed) R Merge I (Observed) R Sym I (Observed) Net I Over Average Sigma (I) Redundancy Number Reflections (All) Number Reflections (Observed) Observed Criterion Sigma (F) Observed Criterion Sigma (I) B (Isotropic) From Wilson Plot
2.2 30 93.3 0.03 -- -- 2.6 -- 17270 -- 0.0 23.2
High Resolution Shell
Resolution (High) Resolution (Low) Percent Possible (All) R Merge I (Observed) R-Sym I (Observed) Mean I Over Sigma (Observed) Redundancy Number Unique Reflections (All)
2.2 2.28 85.5 0.13 -- 5.8 2.2 --

Refinement

Statistics
Structure Solution Method Refinement High Resolution Refinement Low Resolution Cut-off Sigma (I) Cut-off Sigma (F) Number of Reflections (All) Number of Reflections (Observed) Number of Reflections (R-Free) Percent Reflections (Observed) R-Factor (All) R-Factor (Observed) R-Work R-Free R-Free Selection Details
MOLECULAR REPLACEMENT 2.2 30.0 -- 0.0 -- 17270 834 93.3 -- 0.199 0.199 0.264 RANDOM
High Resolution Shell
Refinement method Shell Resolution (High) Shell Resolution (Low) # of Reflections (Observed) # of Reflections (R-Free) # of Reflections (R-Work) R-Factor (R-Work) R-Factor (R-Free) R-Factor (R-Free Error) Percent Reflections (Observed)
X Ray Diffraction 2.2 2.3 -- -- -- 0.203 0.301 -- --
Temperature Factor Modeling
Temperature Factor Value
Mean Isotropic B 26.6
Anisotropic B[1][1] -0.714
Anisotropic B[1][2] 0.0
Anisotropic B[1][3] 1.92
Anisotropic B[2][2] -4.006
Anisotropic B[2][3] 0.0
Anisotropic B[3][3] 4.719
RMS Deviations
Key Refinement Restraint Deviation
c_bond_d 0.02
c_angle_deg 1.95
Number of Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen Atoms Numbers
Protein Atoms 2761
Nucleic Acid Atoms 0
Heterogen Atoms 0
Solvent Atoms 97

Software

Software
Software Name Purpose
CNS refinement version: 1.0
DENZO data reduction
SCALEPACK data scaling
AMoRE phasing